Montana Wagon Roads 1879 san antonio Army engineer John James Abert

Army engineer John James Abert organized the mapping of the American West and Fremont was commissioned by the Corps of Topographical Engineers in 1842 to survey and map the Oregon Trail

Mauna Loa is the largest subaerial volcano and one of the most active volcanoes on earth

The French possessions are in great detail in the region of the Great Lakes-Superior

Nestled in the Adirondack Mountains in the towns of North Elba and St

Montana Wagon Roads 1879 san antonio Army engineer John James AbertAn early rendering of the state of Montana. Towns featured on the map include Missoula, Corvallis, Deer Lodge City, Helena, Diamond City, Citadel Rock, as well as several others. Regarding the map itself, typical relief is shown using hachure marks and spot heights. The state is outlined in color and the border is quite minimal, showing basic guides for latitude and longitude. Many other points of historic and state interest are also shown on the map.